13:35:12
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#nc --?
nc: invalid option -- '-' nc -h for help |
| /l3/users/eb/2009/linux5/root :1 :2 :3 :4 :5 :6 :7 :8 :9 :10 :11 :12 :13 :14 :15 :16 :17 :18 :19 :20 :21 :22 :23 :24 :25 :26 :27 :28 :29 :30 :31 :32 :33 :34 :35 :36 :37 :38 |
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#man nc
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#scp quiz@10.0.35.100:~/quiz /root/b
Host key fingerprint is 69:b5:3e:1a:9a:b7:c3:c3:96:03:c7:b7:b4:69:1d:3b +--[ RSA 2048]----+ | | | | | . | | o . | | .S . | | ..o.o . | | =.+o= o | | oXo=.E | | ooo* . | +-----------------+ quiz@10.0.35.100's password: |
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#scp quiz@10.0.35.100:~/quiz /root/new
Host key fingerprint is 69:b5:3e:1a:9a:b7:c3:c3:96:03:c7:b7:b4:69:1d:3b +--[ RSA 2048]----+ | | | | | . | | o . | | .S . | | ..o.o . | | =.+o= o | | oXo=.E | | ooo* . | +-----------------+ quiz@10.0.35.100's password: TERM environment variable not set. Can't open -c: Нет такого файла или каталога at /usr/local/bin/quiz line 34. Can't open scp -f ~/quiz: Нет такого файла или каталога at /usr/local/bin/quiz line 34. ---------------------------------------------------------------------- TERM environment variable not set. |
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#scp quiz@10.0.35.100:/home/quiz/* /root/new
Host key fingerprint is 69:b5:3e:1a:9a:b7:c3:c3:96:03:c7:b7:b4:69:1d:3b +--[ RSA 2048]----+ | | | | | . | | o . | | .S . | | ..o.o . | | =.+o= o | | oXo=.E | | ooo* . | +-----------------+ quiz@10.0.35.100's password: TERM environment variable not set. Can't open -c: Нет такого файла или каталога at /usr/local/bin/quiz line 34. Can't open scp -f /home/quiz/*: Нет такого файла или каталога at /usr/local/bin/quiz line 34. TERM environment variable not set. ---------------------------------------------------------------------- |
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#ssh 10.0.35.100
Host key fingerprint is 69:b5:3e:1a:9a:b7:c3:c3:96:03:c7:b7:b4:69:1d:3b +--[ RSA 2048]----+ | | | | | . | | o . | | .S . | | ..o.o . | | =.+o= o | | oXo=.E | ... root@10.0.35.100's password: Linux linux0 2.6.18-6-xen-686 #1 SMP Sun Feb 10 22:43:13 UTC 2008 i686 The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. Last login: Wed Jun 3 13:14:39 2009 from linux14.unix.nt Agent pid 13439 l3-agent is already running: pid=1854; pidfile=/root/.lilalo/l3-agent.pid |
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#scp 10.0.35.100:/home/quiz/quiz3 /root/new
Host key fingerprint is 69:b5:3e:1a:9a:b7:c3:c3:96:03:c7:b7:b4:69:1d:3b +--[ RSA 2048]----+ | | | | | . | | o . | | .S . | | ..o.o . | | =.+o= o | | oXo=.E | | ooo* . | +-----------------+ root@10.0.35.100's password: scp: /home/quiz/quiz3: not a regular file |
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#scp 10.0.35.100:/home/quiz/quiz3/* /root/new
Host key fingerprint is 69:b5:3e:1a:9a:b7:c3:c3:96:03:c7:b7:b4:69:1d:3b +--[ RSA 2048]----+ | | | | | . | | o . | | .S . | | ..o.o . | | =.+o= o | | oXo=.E | ... 192.168.15.16-1243688014.log 100% 26KB 25.7KB/s 00:00 192.168.15.2-1243688037.log 100% 26KB 25.7KB/s 00:00 192.168.15.253-1243688231.log 100% 26KB 25.6KB/s 00:00 192.168.15.3-1243688017.log 100% 26KB 25.7KB/s 00:00 192.168.15.4-1243688036.log 100% 26KB 25.7KB/s 00:00 192.168.15.5-1243688193.log 100% 26KB 25.7KB/s 00:00 192.168.15.6-1243688038.log 100% 26KB 25.7KB/s 00:00 192.168.15.7-1243688056.log 100% 26KB 25.7KB/s 00:00 192.168.15.8-1243688088.log 100% 26KB 25.7KB/s 00:00 192.168.15.9-1243688025.log 100% 26KB 25.7KB/s 00:00 |
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#cd /root/new
bash: cd: /root/new: Это не каталог |
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#cd /root
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#ls
a etc.iso flash new screen.dot screen.png vimrc |
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#cat new
суммы установленных в системе deb-пакетов? 1. apt-get 2. debsum 3. dpkg 4. sumdeb 5. md5dev 6. bc 7. debmd5 8. cat @1243690202 ... У вас есть сто пакетов в текущем каталоге, которые вы хотите добавить в кэш approx. Можно ли это как-то сделать? 1. Да, для этого просто достаточно скопировать все пакеты в кэш 2. Да, для этого есть специальная программа approx-import 3. Нет, нельзя 4. Эти пакеты уже всё равно обновились, и вообще, что за вопросы? Вы в кэш сквида картинки тоже добавляете? @1243690680 #40 --- 3 (2) |
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#cat new|less
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#rm new
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#mkdir new
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#scp 10.0.35.100:/home/quiz/quiz3/* /root/new/
Host key fingerprint is 69:b5:3e:1a:9a:b7:c3:c3:96:03:c7:b7:b4:69:1d:3b +--[ RSA 2048]----+ | | | | | . | | o . | | .S . | | ..o.o . | | =.+o= o | | oXo=.E | ... 192.168.15.16-1243688014.log 100% 26KB 25.7KB/s 00:00 192.168.15.2-1243688037.log 100% 26KB 25.7KB/s 00:00 192.168.15.253-1243688231.log 100% 26KB 25.6KB/s 00:00 192.168.15.3-1243688017.log 100% 26KB 25.7KB/s 00:00 192.168.15.4-1243688036.log 100% 26KB 25.7KB/s 00:00 192.168.15.5-1243688193.log 100% 26KB 25.7KB/s 00:00 192.168.15.6-1243688038.log 100% 26KB 25.7KB/s 00:00 192.168.15.7-1243688056.log 100% 26KB 25.7KB/s 00:00 192.168.15.8-1243688088.log 100% 26KB 25.7KB/s 00:00 192.168.15.9-1243688025.log 100% 26KB 25.7KB/s 00:00 |
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#cd new
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#ls
192.168.15.10-1243688058.log 192.168.15.253-1243688231.log 192.168.15.11-1243688015.log 192.168.15.3-1243688017.log 192.168.15.1-1243688040.log 192.168.15.4-1243688036.log 192.168.15.12-1243688039.log 192.168.15.5-1243688193.log 192.168.15.13-1243688017.log 192.168.15.6-1243688038.log 192.168.15.14-1243688128.log 192.168.15.7-1243688056.log 192.168.15.15-1243688022.log 192.168.15.8-1243688088.log 192.168.15.16-1243688014.log 192.168.15.9-1243688025.log 192.168.15.2-1243688037.log |
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#cat 192.168.15.13-1243688017.log |less
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#rm /root/new/*
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#ls
quiz |
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#cat quiz
# 0.1 ÑÐ°Ñ ÐоÑле Ñого как crontab бÑл изменÑн, Ð´Ð»Ñ Ñого ÑÑÐ¾Ð±Ñ ÐµÐ³Ð¾ пеÑеÑиÑаÑÑ, нÑжно ли пеÑезапÑÑкаÑÑ cron, и еÑли нÑжно, Ñо как? # /etc/init.d/crond restart # /etc/init.d/crontab restart # /etc/init.d/crontab reload # pkill -1 cron # pkill -1 crond #! ÐеÑ, не нÑжно пеÑезапÑÑкаÑÑ, crontab и Ñак пеÑеÑиÑÑваеÑÑÑ Ð§Ñо обознаÑÐ°ÐµÑ Ñимвол % в команде в crontab? ... # strace `which prg` #! ldd `which prg` # strings `which prg' # strace 'which prg' Ðак полÑÑиÑÑ Ð¿Ð¾Ð»Ð½Ñй ÑпиÑок Ñайлов, коÑоÑÑе пÑоÑеÑÑ 1234 оÑкÑÑÐ²Ð°ÐµÑ Ð² Ñ Ð¾Ð´Ðµ Ñвоей ÑабоÑÑ (не ÑолÑко, коÑоÑÑе оÑкÑÑÑÑ ÑейÑаÑ). #! strace -p 1234 -o /tmp/1234.strace; grep open /tmp/1234.strace #* lsof -p 1234 # strings `which 1234` # strings 'which 1234' |
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#rm *
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#cd /root/new
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#ls
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#ls -l
итого 3324 drwxr-xr-x 2 root root 4096 Май 25 16:40 17179869184 drwxr-xr-x 2 root root 4096 Май 25 16:40 345448 drwxr-xr-x 2 root root 4096 Май 25 16:40 345789358 -rw-r--r-- 1 root root 0 Май 29 14:52 ABCABCf -rw-r--r-- 1 root root 0 Май 29 14:50 ABCABC:gff -rw-r--r-- 1 root root 0 Май 29 14:50 ABCfff drwxr-xr-x 2 root root 4096 Июн 3 11:51 bin -rw-r--r-- 1 root root 3024896 Июн 1 10:34 etc.iso -rw-r--r-- 1 root root 0 Май 26 18:22 F ... -rw-r--r-- 1 root root 0 Май 26 18:22 F.7 -rw-r--r-- 1 root root 0 Май 26 18:22 F.8 -rw-r--r-- 1 root root 0 Май 26 18:22 F.9 -rw-r--r-- 1 root root 0 Май 29 14:50 ffff -rw-r--r-- 1 root root 0 Май 29 14:52 fffffff -rw-r--r-- 1 root root 12 Май 25 14:47 file -rw-r--r-- 1 root root 54606 Май 29 10:24 iceweasel.dot -rw-r--r-- 1 root root 12 Май 25 14:47 last-ping -rw-r--r-- 1 root root 4737 Май 29 10:19 screen.dot -rw-r--r-- 1 root root 271894 Май 29 10:20 screen.png |
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#ls -l|less
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#cd /home
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#ls
approx quiz user user1 user2 user3 userX userY |
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#cd quiz
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#ls
quiz quiz2 quiz3 start-quiz |
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#exit
exit Connection to 10.0.35.100 closed. |
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#exit
192.168.15.2: exit Connection to 192.168.15.2 closed. 192.168.15.3: Linux linux3 2.6.29-2-686 #1 SMP Sun May 17 17:56:29 UTC 2009 i686 192.168.15.3: 192.168.15.3: The programs included with the Debian GNU/Linux system are free software; 192.168.15.3: the exact distribution terms for each program are described in the 192.168.15.3: individual files in /usr/share/doc/*/copyright. 192.168.15.3: 192.168.15.3: Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent 192.168.15.3: permitted by applicable law. 192.168.15.3: Last login: Wed Jun 3 10:58:16 2009 from linux5.unix.nt 192.168.15.3: 192.168.15.3: l3-agent is already running: pid=3235; pidfile=/root/.lilalo/l3-agent.pid |
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#cat start-quiz
cat: start-quiz: Нет такого файла или каталога |
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#cd start-quiz
bash: cd: start-quiz: Нет такого файла или каталога |
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#cat /home/quiz/start-quiz
#!/usr/bin/perl
$id = $ENV{"SSH_CLIENT"};
$id = (split(/\s+/, $id))[0];
if ($id) { $id .= "-"};
$quiz_file = "quiz";
$log_file = ".quiz/$id".time().'.log';
@Questions = ();
$Score = 0;
sub ask_question($)
{
...
}
else {
$question .= $_;
};
}
close(QUIZ);
for $question (@Questions) {
$Score += ask_question($question);
}
print "Your score: $Score\n";
|
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#find / -name quiz
/home/quiz |
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#cd /home
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#ls
aaron ada dom quiz user user1 user2 uuu |
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#cd quiz
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#cd ..
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#rm -R quiz
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#cat /home/quiz/
.bash_history .hushlogin.10 .hushlogin.6 quiz .ssh/ .bash_logout .hushlogin.2 .hushlogin.7 .quiz/ start-quiz .bashrc .hushlogin.3 .hushlogin.8 .quiz1/ .viminfo .hushlogin .hushlogin.4 .hushlogin.9 quiz2/ .hushlogin.1 .hushlogin.5 .profile quiz3/ |
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#cat /home/quiz/quiz
# 0.1 ÑÐ°Ñ ÐоÑле Ñого как crontab бÑл изменÑн, Ð´Ð»Ñ Ñого ÑÑÐ¾Ð±Ñ ÐµÐ³Ð¾ пеÑеÑиÑаÑÑ, нÑжно ли пеÑезапÑÑкаÑÑ cron, и еÑли нÑжно, Ñо как? # /etc/init.d/crond restart # /etc/init.d/crontab restart # /etc/init.d/crontab reload # pkill -1 cron # pkill -1 crond #! ÐеÑ, не нÑжно пеÑезапÑÑкаÑÑ, crontab и Ñак пеÑеÑиÑÑваеÑÑÑ Ð§Ñо обознаÑÐ°ÐµÑ Ñимвол % в команде в crontab? ... # strace `which prg` #! ldd `which prg` # strings `which prg' # strace 'which prg' Ðак полÑÑиÑÑ Ð¿Ð¾Ð»Ð½Ñй ÑпиÑок Ñайлов, коÑоÑÑе пÑоÑеÑÑ 1234 оÑкÑÑÐ²Ð°ÐµÑ Ð² Ñ Ð¾Ð´Ðµ Ñвоей ÑабоÑÑ (не ÑолÑко, коÑоÑÑе оÑкÑÑÑÑ ÑейÑаÑ). #! strace -p 1234 -o /tmp/1234.strace; grep open /tmp/1234.strace #* lsof -p 1234 # strings `which 1234` # strings 'which 1234' |
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#ssh -w 192.168.16.1:192.168.16.2 -N -f 192.168.15.1
Bad tun device '192.168.16.1:192.168.16.2' |
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#ssh -w 0 -N -f 192.168.15.1
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY! Someone could be eavesdropping on you right now (man-in-the-middle attack)! It is also possible that the RSA host key has just been changed. The fingerprint for the RSA key sent by the remote host is 54:b6:4e:a0:18:a4:c1:b1:8f:f5:64:59:31:ba:63:f5. Please contact your system administrator. Add correct host key in /root/.ssh/known_hosts to get rid of this message. Offending key in /root/.ssh/known_hosts:7 RSA host key for 192.168.15.1 has changed and you have requested strict checking. Host key verification failed. |
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#cd /tmp/; ssh linux1 tar c /etc | tar x
The authenticity of host 'linux1 (192.168.15.1)' can't be established. RSA key fingerprint is 54:b6:4e:a0:18:a4:c1:b1:8f:f5:64:59:31:ba:63:f5. +--[ RSA 2048]----+ | .ooo =.o | | .+ o = = . | | o o * o o | | + + + + | | . . = S E | | . . | | | ... +-----------------+ Are you sure you want to continue connecting (yes/no)? yes Warning: Permanently added 'linux1' (RSA) to the list of known hosts. Warning: the RSA host key for 'linux1' differs from the key for the IP address '192.168.15.1' Offending key for IP in /root/.ssh/known_hosts:7 Are you sure you want to continue connecting (yes/no)? yes root@linux1's password: Permission denied, please try again. root@linux1's password: tar: Удаляется начальный `/' из имен объектов |